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fxset.cpp
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#include <samplerate.h>
#include <QDebug>
#include <QVBoxLayout>
#include <QPushButton>
#include <QToolButton>
#include <QMouseEvent>
#include <QDial>
#include <QDoubleSpinBox>
#include <QXmlStreamWriter>
#include <QXmlStreamReader>
#define _USE_MATH_DEFINES
#include <cmath>
#include "db.h"
#include "fxset.h"
#include "utils.h"
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
QString g_fxpresets_path;
/*
{
if (! writer)
return;
stream->writeStartElement ("effect");
stream.writeAttribute ("id", typeid (this).name());
stream->writeStartElement ("param");
stream.writeAttribute ("name", "dial_gain");
stream.writeAttribute ("type", "floatval");
stream.writeAttribute ("gain", dial_gain->value());
stream->writeEndElement ("param");
stream->writeEndElement ("effect");
}
*/
QString CFxSimpleAmp::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("dial_gain=0:" + QString::number (dial_gain->value()) + ";");
return result;
}
void CFxSimpleAmp::load_params_from_string (const QString &s)
{
// qDebug() << "CFxSimpleAmp::load_params_from_string - 1";
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
//почему ls.size() - 1? почему так парсится ls?
//последний элемент пустой!
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["dial_gain"].split (",");
QStringList lt2 = lt[0].split (":");
dial_gain->setValue (lt2[1].toDouble());
// qDebug() << "CFxSimpleAmp::load_params_from_string - 2";
}
CFxSimpleAmp::CFxSimpleAmp()
{
modulename = tr ("Simple amplifier");
classname = "CFxSimpleAmp";
wnd_ui->setWindowTitle (modulename);
set_caption (tr ("<b>Simple amplifier</b>"), tr ("<i>Simple amplifier module</i>"));
QString qstl = "QWidget {"
"border-radius: 15px;"
"background-color: #ffaa00;}";
w_caption->setStyleSheet (qstl);
presets->update_banks_list (g_fxpresets_path + "/" + classname);
gain = 1.0f;
QHBoxLayout *hbl_gain = new QHBoxLayout;
label = new QLabel (tr ("Input gain: "));
dial_gain = new QDial;
dial_gain->setWrapping (false);
connect (dial_gain, SIGNAL(valueChanged(int)), this, SLOT(dial_gain_valueChanged(int)));
dial_gain->setRange (0, 26);
dial_gain->setValue (1);
hbl_gain->addWidget (label);
hbl_gain->addWidget (dial_gain);
vbl_main->addLayout (hbl_gain);
}
void CFxSimpleAmp::dial_gain_valueChanged (int value)
{
if (value == 0)
{
gain = 1.0f;
return;
}
gain = db2lin (value);
}
void CFxSimpleOverdrive::dial_level_valueChanged (int value)
{
if (value == 0)
{
level = 1.0f;
return;
}
level = db2lin (value);
}
CFxSimpleAmp::~CFxSimpleAmp()
{
// qDebug() << "~CFxSimpleAmp()";
}
AFx* CFxSimpleAmp::self_create()
{
return new CFxSimpleAmp;
}
size_t CFxSimpleAmp::execute (float **input, float **output, size_t frames)
{
for (size_t ch = 0; ch < channels; ch++)
{
for (size_t i = 0; i < frames; i++)
output[ch][i] = input[ch][i] * gain;
}
return frames;
}
QString CFxSimpleOverdrive::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("dial_gain=0:" + QString::number (dial_gain->value()) + ";");
result += ("dial_level=0:" + QString::number (dial_level->value()) + ";");
return result;
}
void CFxSimpleOverdrive::load_params_from_string (const QString &s)
{
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["dial_gain"].split (",");
QStringList lt2 = lt[0].split (":");
dial_gain->setValue (lt2[1].toDouble());
lt = h["dial_level"].split (",");
lt2 = lt[0].split (":");
dial_level->setValue (lt2[1].toDouble());
}
CFxSimpleOverdrive::CFxSimpleOverdrive()
{
modulename = tr ("Simple Overdrive");
classname = "CFxSimpleOverdrive";
presets->update_banks_list (g_fxpresets_path + "/" + classname);
wnd_ui->setWindowTitle (modulename);
set_caption (tr ("Simple Overdrive"), tr ("Simple overdrive module"));
gain = 1.0f;
level = db2lin (-12.f);
QHBoxLayout *hbl_gain = new QHBoxLayout;
QLabel *l = new QLabel (tr ("Gain"));
dial_gain = new QDial;
dial_gain->setWrapping (false);
connect (dial_gain, SIGNAL(valueChanged(int)), this, SLOT(dial_gain_valueChanged(int)));
dial_gain->setRange (1, 600);
dial_gain->setValue (1);
hbl_gain->addWidget (l);
hbl_gain->addWidget (dial_gain);
vbl_main->addLayout (hbl_gain);
QHBoxLayout *hbl_level = new QHBoxLayout;
QLabel *l_level = new QLabel (tr ("Output level: "));
dial_level = new QDial;
dial_level->setWrapping (false);
connect (dial_level, SIGNAL(valueChanged(int)), this, SLOT(dial_level_valueChanged(int)));
dial_level->setRange (-90, 0);
dial_level->setValue (-12);
hbl_level->addWidget (l_level);
hbl_level->addWidget (dial_level);
vbl_main->addLayout (hbl_level);
}
void CFxSimpleOverdrive::dial_gain_valueChanged (int value)
{
if (value == 0)
gain = 1.0f;
else
gain = db2lin (value / 10);
}
CFxSimpleOverdrive::~CFxSimpleOverdrive()
{
//qDebug() << "~CFxSimpleOverdrive";
}
AFx* CFxSimpleOverdrive::self_create()
{
return new CFxSimpleOverdrive;
}
size_t CFxSimpleOverdrive::execute (float **input, float **output, size_t frames)
{
for (size_t ch = 0; ch < channels; ch++)
{
for (size_t i = 0; i < frames; i++)
{
output[ch][i] = input[ch][i] * gain;
if (float_greater_than (output[ch][i], 1.0f))
output[ch][i] = 1.0f;
else
if (float_less_than (output[ch][i], -1.0f))
output[ch][i] = -1.0f;
output[ch][i] *= level;
/*
if (output[ch][i] > 1.0f)
output[ch][i] = 2 / 3;
else
if (output[ch][i] < 1.0f)
output[ch][i] = (2 / 3) * -1;
else
output[ch][i] = output[ch][i] - (pow (output[ch][i], 3) / 3 );
*/
}
}
return frames;
}
CFxDelay::CFxDelay()
{
classname = "CFxDelay";
modulename = tr ("Simple Delay");
presets->update_banks_list (g_fxpresets_path + "/" + classname);
fb = new CFloatBuffer (196000, 2);
wnd_ui->setWindowTitle (modulename);
set_caption (tr ("Delay"), tr ("Delay module"));
mixlevel = 1.0f;
QHBoxLayout *hbl_mixlevel = new QHBoxLayout;
QLabel *label = new QLabel (tr ("Delayed signal level"));
spb_mixlevel = new QDoubleSpinBox;
spb_mixlevel->setRange (-26.0f, 0);
spb_mixlevel->setSingleStep (0.1f);
spb_mixlevel->setValue (-6.0f);
connect (spb_mixlevel, SIGNAL(valueChanged(double)), this, SLOT(spb_mixlevel_changed(double)));
hbl_mixlevel->addWidget (label);
hbl_mixlevel->addWidget (spb_mixlevel);
QHBoxLayout *hbl_time = new QHBoxLayout;
label = new QLabel (tr ("Time (seconds)"));
spb_time = new QDoubleSpinBox;
spb_time->setRange (0.001, 6.000f);
spb_time->setSingleStep (0.010f);
spb_time->setValue (0.5f);
spb_time->setDecimals (3);
connect (spb_time, SIGNAL(valueChanged(double)), this, SLOT(spb_time_changed(double)));
hbl_time->addWidget (label);
hbl_time->addWidget (spb_time);
vbl_main->addLayout (hbl_mixlevel);
vbl_main->addLayout (hbl_time);
}
QString CFxDelay::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("spb_mixlevel=0:" + QString::number (spb_mixlevel->value()) + ";");
result += ("spb_time=0:" + QString::number (spb_time->value()) + ";");
return result;
}
void CFxDelay::load_params_from_string (const QString &s)
{
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["spb_mixlevel"].split (",");
QStringList lt2 = lt[0].split (":");
spb_mixlevel->setValue (lt2[1].toDouble());
lt = h["spb_time"].split (",");
lt2 = lt[0].split (":");
spb_time->setValue (lt2[1].toDouble());
}
void CFxDelay::spb_mixlevel_changed (double value)
{
mixlevel = db2lin (value);
}
void CFxDelay::spb_time_changed (double value)
{
delay_msecs = value;
//qDebug() << "delay_msecs: " << delay_msecs;
//qDebug() << "fb->samplerate: " << fb->samplerate;
fb->ringbuffer_set_length (fb->samplerate * delay_msecs);
//qDebug() << fb->ringbuffer_length;
}
CFxDelay::~CFxDelay()
{
if (fb)
delete fb;
}
AFx* CFxDelay::self_create()
{
return new CFxDelay;
}
size_t CFxDelay::execute (float **input, float **output, size_t frames)
{
for (size_t i = 0; i < frames; i++)
{
for (size_t ch = 0; ch < channels; ch++)
{
fb->buffer[ch][fb->tail] = input[ch][i];
output[ch][i] = input[ch][i] + (fb->buffer[ch][fb->head] * mixlevel);
}
fb->ringbuffer_head_inc();
fb->ringbuffer_tail_inc();
}
return frames;
}
void CFxDelay::reset_params (size_t srate, size_t ch)
{
AFx::reset_params (srate, ch);
if (fb)
delete fb;
delay_msecs = spb_time->value();
mixlevel = db2lin (spb_mixlevel->value());
fb = new CFloatBuffer (srate * 6, channels); //6 seconds max delay
fb->samplerate = srate;
fb->ringbuffer_set_length (fb->samplerate * delay_msecs);
}
void CFxSimpleFilter::cmb_filter_mode_currentIndexChanged (int index)
{
filter.mode = index;
}
void CFxSimpleFilter::dsb_cutoff_valueChanged (double d)
{
filter.set_cutoff ((float) d / samplerate);
}
void CFxSimpleFilter::dsb_reso_valueChanged (double d)
{
filter.set_resonance (d);
}
CFxSimpleFilter::CFxSimpleFilter()
{
classname = "CFxSimpleFilter";
modulename = tr ("Simple Filter");
presets->update_banks_list (g_fxpresets_path + "/" + classname);
wnd_ui->setWindowTitle (modulename);
set_caption (tr ("Filter"), tr ("Multi-mode filter module"));
QHBoxLayout *h_box_filter_mode = new QHBoxLayout;
QLabel *l_filter_mode = new QLabel (tr ("Mode:"));
cmb_filter_mode = new QComboBox;
cmb_filter_mode->addItem (tr ("Lowpass"));
cmb_filter_mode->addItem (tr ("Highpass"));
cmb_filter_mode->addItem (tr ("Bandpass"));
connect (cmb_filter_mode, SIGNAL(currentIndexChanged(int)),
this, SLOT(cmb_filter_mode_currentIndexChanged(int)));
h_box_filter_mode->addWidget (l_filter_mode);
h_box_filter_mode->addWidget (cmb_filter_mode);
vbl_main->addLayout (h_box_filter_mode);
QHBoxLayout *h_box_cutoff = new QHBoxLayout;
QLabel *l_cutoff_freq = new QLabel (tr ("Cut-off freq (hZ)"));
dsb_cutoff_freq = new QDoubleSpinBox;
h_box_cutoff->addWidget (l_cutoff_freq);
h_box_cutoff->addWidget (dsb_cutoff_freq);
dsb_cutoff_freq->setDecimals (2);
dsb_cutoff_freq->setRange (1, 48000);
dsb_cutoff_freq->setSingleStep (0.01);
connect (dsb_cutoff_freq, SIGNAL(valueChanged(double)), this, SLOT(dsb_cutoff_valueChanged(double)));
dsb_cutoff_freq->setValue (22100);
vbl_main->addLayout (h_box_cutoff);
QHBoxLayout *h_box_reso = new QHBoxLayout;
QLabel *l_dsb_reso = new QLabel (tr ("Resonance"));
dsb_reso = new QDoubleSpinBox;
h_box_reso->addWidget (l_dsb_reso);
h_box_reso->addWidget (dsb_reso);
connect (dsb_reso, SIGNAL(valueChanged(double)), this, SLOT(dsb_reso_valueChanged(double)));
dsb_reso->setDecimals (3);
dsb_reso->setRange (0.001f, 1.0f);
dsb_reso->setSingleStep (0.001f);
dsb_reso->setValue (0.01f);
vbl_main->addLayout (h_box_reso);
}
QString CFxSimpleFilter::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("dsb_cutoff_freq=0:" + QString::number (dsb_cutoff_freq->value()) + ";");
result += ("dsb_reso=0:" + QString::number (dsb_reso->value()) + ";");
result += ("cmb_filter_mode=0:" + QString::number (cmb_filter_mode->currentIndex()) + ";");
return result;
}
void CFxSimpleFilter::load_params_from_string (const QString &s)
{
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["dsb_cutoff_freq"].split (",");
QStringList lt2 = lt[0].split (":");
dsb_cutoff_freq->setValue (lt2[1].toDouble());
lt = h["dsb_reso"].split (",");
lt2 = lt[0].split (":");
dsb_reso->setValue (lt2[1].toDouble());
lt = h["cmb_filter_mode"].split (",");
lt2 = lt[0].split (":");
cmb_filter_mode->setCurrentIndex (lt2[1].toInt());
}
AFx* CFxSimpleFilter::self_create()
{
return new CFxSimpleFilter;
}
size_t CFxSimpleFilter::execute (float **input, float **output, size_t frames)
{
for (size_t ch = 0; ch < channels; ch++)
{
for (size_t i = 0; i < frames; i++)
{
input[ch][i] = filter.process (input[ch][i], ch);
}
}
return frames;
}
void CFxSimpleFilter::reset_params (size_t srate, size_t ch)
{
AFx::reset_params (srate, ch);
filter.reset();
filter.set_cutoff ((float) dsb_cutoff_freq->value() / samplerate);
}
CFxMetaluga::CFxMetaluga()
{
modulename = tr ("Metaluga (overdrive/dist pedal)");
classname = "CFxMetaluga";
presets->update_banks_list (g_fxpresets_path + "/" + classname);
wnd_ui->setWindowTitle (tr ("Metaluga"));
set_caption (tr ("<b>Metaluga</b>"), tr ("<i>Overdrive/distortion pedal</i>"));
gain = 1.0f;
level = db2lin (-12.0f);
drive = 1.0f;
tone = 1.0f;
filter.mode = 2;
filter.set_resonance (0.5f);
QHBoxLayout *hbl_gain = new QHBoxLayout;
QLabel *l = new QLabel (tr ("Gain"));
dial_gain = new QDial;
dial_gain->setNotchesVisible (true);
dial_gain->setWrapping (false);
connect (dial_gain, SIGNAL(valueChanged(int)), this, SLOT(dial_gain_valueChanged(int)));
dial_gain->setRange (1, 100);
dial_gain->setValue (1);
hbl_gain->addWidget (l);
hbl_gain->addWidget (dial_gain);
vbl_main->addLayout (hbl_gain);
QHBoxLayout *hbl_drive = new QHBoxLayout;
l = new QLabel (tr ("Drive"));
dial_drive = new QDial;
dial_drive->setNotchesVisible (true);
dial_drive->setWrapping (false);
connect (dial_drive, SIGNAL(valueChanged(int)), this, SLOT(dial_drive_valueChanged(int)));
dial_drive->setRange (1, 26);
dial_drive->setValue (1);
hbl_drive->addWidget (l);
hbl_drive->addWidget (dial_drive);
vbl_main->addLayout (hbl_drive);
QHBoxLayout *hbl_tone = new QHBoxLayout;
l = new QLabel (tr ("Tone"));
dial_tone = new QDial;
dial_tone->setNotchesVisible (true);
dial_tone->setWrapping (false);
connect (dial_tone, SIGNAL(valueChanged(int)), this, SLOT(dial_tone_valueChanged(int)));
dial_tone->setRange (1, 100);
dial_tone->setValue (50);
hbl_tone->addWidget (l);
hbl_tone->addWidget (dial_tone);
vbl_main->addLayout (hbl_tone);
QHBoxLayout *hbl_level = new QHBoxLayout;
QLabel *l_level = new QLabel (tr ("Output level"));
dial_level = new QDial;
dial_level->setWrapping (false);
connect (dial_level, SIGNAL(valueChanged(int)), this, SLOT(dial_level_valueChanged(int)));
dial_level->setRange (-90, 0);
dial_level->setValue (-12);
dial_level->setNotchesVisible (true);
hbl_level->addWidget (l_level);
hbl_level->addWidget (dial_level);
vbl_main->addLayout (hbl_level);
QString qstl = "QWidget#w_caption {"
"border-radius: 15px;"
"background: qlineargradient(x1:0, y1:0, x2:0, y2:1,"
"stop:0 #000000, stop:1 #363636);}";
w_caption->setStyleSheet (qstl);
l_caption->setStyleSheet ("color: white;");
l_subcaption->setStyleSheet ("color: white;");
}
QString CFxMetaluga::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("dial_gain=0:" + QString::number (dial_gain->value()) + ";");
result += ("dial_drive=0:" + QString::number (dial_drive->value()) + ";");
result += ("dial_tone=0:" + QString::number (dial_tone->value()) + ";");
result += ("dial_level=0:" + QString::number (dial_level->value()) + ";");
return result;
}
void CFxMetaluga::load_params_from_string (const QString &s)
{
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["dial_gain"].split (",");
QStringList lt2 = lt[0].split (":");
dial_gain->setValue (lt2[1].toDouble());
lt = h["dial_drive"].split (",");
lt2 = lt[0].split (":");
dial_drive->setValue (lt2[1].toDouble());
lt = h["dial_tone"].split (",");
lt2 = lt[0].split (":");
dial_tone->setValue (lt2[1].toDouble());
lt = h["dial_level"].split (",");
lt2 = lt[0].split (":");
dial_level->setValue (lt2[1].toDouble());
}
void CFxMetaluga::dial_gain_valueChanged (int value)
{
if (value == 0)
gain = 1.0f;
else
gain = db2lin (value);
}
void CFxMetaluga::dial_drive_valueChanged (int value)
{
/*
this code is based on "A Guitar Overdrive/Distortion Effect of Digital Signal Processing"
algoritm from the article written by Cheng-Hao Chang
*/
float a = sin (((drive + 1) / 101) * (M_PI / 2));
float k = 2 * atanf (a) / (1 - a);
drive = (1 + k) * value / (1 + k * abs (value));
}
void CFxMetaluga::dial_tone_valueChanged (int value)
{
float val = scale_val (value, 1, 100, 1000, 21000);
filter.set_cutoff (val / samplerate);
}
CFxMetaluga::~CFxMetaluga()
{
//qDebug() << "~CFxSimpleOverdrive";
}
AFx* CFxMetaluga::self_create()
{
return new CFxMetaluga;
}
size_t CFxMetaluga::execute (float **input, float **output, size_t frames)
{
for (size_t ch = 0; ch < channels; ch++)
{
for (size_t i = 0; i < frames; i++)
{
output[ch][i] = input[ch][i] * gain;
output[ch][i] = (float) (atanf(output[ch][i] * drive) / atanf(drive));
output[ch][i] *= drive;
output[ch][i] = filter.process (output[ch][i], ch);
output[ch][i] *= level;
}
}
return frames;
}
void CFxMetaluga::reset_params (size_t srate, size_t ch)
{
AFx::reset_params (srate, ch);
filter.reset();
float val = scale_val (dial_tone->value(), 1, 100, 1000, 21000);
filter.set_cutoff (val / samplerate);
}
void CFxMetaluga::dial_level_valueChanged (int value)
{
if (value == 0)
{
level = 1.0f;
return;
}
level = db2lin (value);
}
CFxJest::CFxJest()
{
modulename = tr ("Jest' (overdrive/dist)");
classname = "CFxJest";
presets->update_banks_list (g_fxpresets_path + "/" + classname);
wnd_ui->setWindowTitle (tr ("Jest'"));
set_caption (tr ("<b>Jest'</b>"), tr ("<i>Soviet peregrooz pedal</i>"));
gain = 1.0f;
level = db2lin (-12.0f);
drive = 1.0f;
tone = 1.0f;
filter.mode = 2;
filter.set_resonance (0.5f);
QHBoxLayout *hbl_gain = new QHBoxLayout;
QLabel *l = new QLabel (tr ("Gain"));
dial_gain = new QDial;
dial_gain->setNotchesVisible (true);
dial_gain->setWrapping (false);
connect (dial_gain, SIGNAL(valueChanged(int)), this, SLOT(dial_gain_valueChanged(int)));
dial_gain->setRange (1, 100);
dial_gain->setValue (1);
hbl_gain->addWidget (l);
hbl_gain->addWidget (dial_gain);
vbl_main->addLayout (hbl_gain);
QHBoxLayout *hbl_drive = new QHBoxLayout;
l = new QLabel (tr ("Drive"));
dial_drive = new QDial;
dial_drive->setNotchesVisible (true);
dial_drive->setWrapping (false);
connect (dial_drive, SIGNAL(valueChanged(int)), this, SLOT(dial_drive_valueChanged(int)));
dial_drive->setRange (1, 26);
dial_drive->setValue (1);
hbl_drive->addWidget (l);
hbl_drive->addWidget (dial_drive);
vbl_main->addLayout (hbl_drive);
QHBoxLayout *hbl_tone = new QHBoxLayout;
l = new QLabel (tr ("Tone"));
dial_tone = new QDial;
dial_tone->setNotchesVisible (true);
dial_tone->setWrapping (false);
connect (dial_tone, SIGNAL(valueChanged(int)), this, SLOT(dial_tone_valueChanged(int)));
dial_tone->setRange (1, 100);
dial_tone->setValue (50);
hbl_tone->addWidget (l);
hbl_tone->addWidget (dial_tone);
vbl_main->addLayout (hbl_tone);
QHBoxLayout *hbl_level = new QHBoxLayout;
QLabel *l_level = new QLabel (tr ("Output level"));
dial_level = new QDial;
dial_level->setWrapping (false);
connect (dial_level, SIGNAL(valueChanged(int)), this, SLOT(dial_level_valueChanged(int)));
dial_level->setRange (-90, 0);
dial_level->setValue (-12);
dial_level->setNotchesVisible (true);
hbl_level->addWidget (l_level);
hbl_level->addWidget (dial_level);
vbl_main->addLayout (hbl_level);
QString qstl = "QWidget#w_caption {"
"border-radius: 15px;"
"background: qlineargradient(x1:0, y1:0, x2:0, y2:1,"
"stop:0 #aa5500, stop:1 #aa0000);}";
w_caption->setStyleSheet (qstl);
}
QString CFxJest::save_params_to_string()
{
QString result;
//format is: paramname=frame_number1:value,frame_numberN:valueN;
//it is designed to save automation pairs time:value
result += ("dial_gain=0:" + QString::number (dial_gain->value()) + ";");
result += ("dial_drive=0:" + QString::number (dial_drive->value()) + ";");
result += ("dial_tone=0:" + QString::number (dial_tone->value()) + ";");
result += ("dial_level=0:" + QString::number (dial_level->value()) + ";");
return result;
}
void CFxJest::load_params_from_string (const QString &s)
{
QStringList ls = s.split (";");
QHash <QString, QString> h;
//parsing
for (int i = 0; i < ls.size() - 1; i++)
{
QStringList lt = ls[i].split ("=");
h[lt[0]] = lt[1];
}
QStringList lt = h["dial_gain"].split (",");
QStringList lt2 = lt[0].split (":");
dial_gain->setValue (lt2[1].toDouble());
lt = h["dial_drive"].split (",");
lt2 = lt[0].split (":");
dial_drive->setValue (lt2[1].toDouble());
lt = h["dial_tone"].split (",");
lt2 = lt[0].split (":");
dial_tone->setValue (lt2[1].toDouble());
lt = h["dial_level"].split (",");
lt2 = lt[0].split (":");
dial_level->setValue (lt2[1].toDouble());
}
void CFxJest::dial_gain_valueChanged (int value)
{
if (value == 0)
gain = 1.0f;
else